Question: When did Nicolas Jean-de-Dieu Soult gain the position of head of France's government?
Paraphrase: On what date did Nicolas Jean-de-Dieu Soult become the head of France's govenment?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q296023 p:P39 ?s . ?s ps:P39 wd:Q15135541 . ?s pq:P580 ?value}